Hydrophilic Polymers















Check out these hydrophilic polymer materials below...
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  • Large Gro-Beast Dinosaurs (Set of 6)

    Large Gro-Beast Dinosaurs (Set of 6)

    When dry, these little dinos fit in the palm of your hand...
    $6.95
  • Growing Frogs (Pack of 30)

    Growing Frogs (Pack of 30)

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    When placed in water these amphibians expand about 600%!
    $9.95
  • Fortune Fish

    Fortune Fish

    Review star icon Review star icon Review star icon Review star icon Review star icon (20 reviews)
    Science phenomenon at its best!
    $6.95–$12.95
  • Growing Cubes

    Growing Cubes

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    Place these small cubes into water and watch them expand!
    $6.95
  • Growing Spheres

    Growing Spheres

    Review star icon Review star icon Review star icon Review star icon Review star icon (25 reviews)
    Place these hard crystals in water and they expand about 300 times.
    $6.95
  • Super Bouncing Ball Kits

    Super Bouncing Ball Kits

    Review star icon Review star icon Review star icon Review star icon Review star icon (16 reviews)
    Make your own bouncing balls.
    $7.95–$16.95
  • Sodium Polyacrylate (Diaper Polymer)

    Sodium Polyacrylate (Diaper Polymer)

    Review star icon Review star icon Review star icon Review star icon Review star icon (24 reviews)
    The super-absorbent polymer found in disposable baby diapers.
    $7.95–$89.95
  • Poly-Ox: A Self-Siphoning Gel

    Poly-Ox: A Self-Siphoning Gel

    Review star icon Review star icon Review star icon Review star icon Review star icon (7 reviews)
    Watch as this fluid moves from one beaker to another on its own.
    $10.95–$44.95
  • Instant Snow Polymer

    Instant Snow Polymer

    Review star icon Review star icon Review star icon Review star icon Review star icon (31 reviews)
    Is it magic? No, it's science!
    $8.95–$24.95
  • Large Gro-Beast Alligator

    Large Gro-Beast Alligator

    Review star icon Review star icon Review star icon Review star icon Review star icon (15 reviews)
    These alligators grow more than 6" when placed in water!
    $3.95–$23.85
  • Water Gel Crystals - "Ghost Crystals"

    Water Gel Crystals - "Ghost Crystals"

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    Placed in water these growing crystals become virtually invisible.
    $6.95–$14.95
  • Water Gel Spikes

    Water Gel Spikes

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    Great for quantitative measuring experiments.
    $3.50
  • Small Gro-Beast Dinosaur

    Small Gro-Beast Dinosaur

    Review star icon Review star icon Review star icon Review star icon Review star icon (5 reviews)
    They double in length and more than quadruple in weight in water!
    $0.95